( ! ) Deprecated: Zend\EventManager\EventManager::__construct(): Implicitly marking parameter $sharedEventManager as nullable is deprecated, the explicit nullable type must be used instead in E:\Program_Files\wamp64\www\print\vendor\zendframework\zend-eventmanager\src\EventManager.php on line 73

( ! ) Deprecated: Zend\EventManager\EventManager::triggerListeners(): Implicitly marking parameter $callback as nullable is deprecated, the explicit nullable type must be used instead in E:\Program_Files\wamp64\www\print\vendor\zendframework\zend-eventmanager\src\EventManager.php on line 283

( ! ) Fatal error: Uncaught Error: Interface "Zend\EventManager\EventManagerInterface" not found in E:\Program_Files\wamp64\www\print\vendor\zendframework\zend-eventmanager\src\EventManager.php on line 20
( ! ) Error: Interface "Zend\EventManager\EventManagerInterface" not found in E:\Program_Files\wamp64\www\print\vendor\zendframework\zend-eventmanager\src\EventManager.php on line 20
Call Stack
#	Time	Memory	Function	Location
1	0.0029	413512	{main}( )	...\EventManager.php:0